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It splits into smaller and smaller branches in your lungs. At the end of each branch are tiny air sacs called alveoli. This is where oxygen goes into your blood and carbon dioxide comes out.

These conditions lead to inflammation of lung tissue and accumulation of fluid in alveoli (small lung sacs), which can result in coughing and chest pain. Pneumonia and other viral and bacterial ...

For a child who is not vaccinated against measles — one of the world’s most infectious viruses — no classroom, school bus or ...

Although targeted therapies and immunotherapy have improved survival outcomes in many patients with lung cancer, these therapies come at a cost, not only financially but also in terms of ...

A groundbreaking new urine test could soon help spot the early warning signs of lung cancer long before symptoms appear. Scientists at the University of Cambridge, led by Professor Ljiljana Fruk ...

The oxygen is filtered, slowed down, and heated while traveling through the nasal passages, giving the lungs extra time to pull in oxygen. With increased oxygenation efficiency, your heart has ...

I am going to have a major abdominal surgery. My doctor says it is likely that I will be needing strong pain medications after. My question is about ...